Bivariate Data Test Review

According to the data, which of the following BEST describes the relationship between age and shoe size?

• positive linear association

• negative linear association

• positive non-linear association

• negative non-linear association

Tags

CCSS.HSF.IF.B.4

The scatterplot below shows the number of bats in an area for the past 10 years.

Which equation best fits the data?

• y = –300x + 8,500

• y = –200x + 9,000

• y = 200x + 9,000

• y = 300x + 8,500

Tags

CCSS.HSF.LE.B.5

The graph below shows the amount of time students spent on homework and the amount of time spent working at a job each week.<\/p>

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Which equation best<\/em><\/strong> fits the data?<\/p>

The scatterplot below shows the value of a boat over several years. Which equation best fits the data?

• y = –8,000x + 58,000

• y = –5,000x + 60,000

• y= 5,000x + 60,000

• y = 8,000x + 58,000

A teacher surveyed her class to determine the number of hours students studied for a test and whether they passed the test. Her results are shown below.

                          0-1 Hr            2-3 Hrs              4 or more hrs 

Passed                   3                       9                          12
Didn't  passed      4                       1                           0
 
Approximately what percent of students that passed the test studied 2 to 3 hours?

• 31%

• 34%

• 38 %

• 45%

Based on a linear model, what does the slope represent?

• The number of seals in the area in 2000 was 2,500.

• The number of seals in the area in 2001 was 4,000.

• The seal population increased by about 140 seals a year.

• The seal population increased by about 200 seals a year.

Tags

CCSS.HSF.LE.B.5

Which sentence is true about the best fit line for the following scatter plot?

• The slope is -3/2 and the y-intercept is -9

• The slope is 3/2 and the y-intercept is -9

• The slope is -2/3 and the y-intercept is 9

• The slope is 2/3 and the y-intercept is 9

Tags

CCSS.8.EE.B.5

Which point on the scatter plot represents a hamburger that has 19 grams of fat and 400 Calories? 

• Point A 

• Point B

• Point C

• Point D

The scatter plot shows climate data for 10 cities on a certain day. Use the scatter plot to identify which of these statements is false. 

• The temperature was at least 22 degrees in 4 cities

• Two cities got exactly 10 mm of rain

• None of the cities got more than 20 mm of rain

• None of the statements are false

Tags

CCSS.HSF.IF.B.4

The scatter plot shows the distance traveled and the cost of airfare. The data is modeled by the function y= 1/3x. Based on the slope of the line, which is the BEST interpretation of this graph?

• For every mile traveled, the cost is about $3

• For every 3 miles traveled, the cost is about $3

• For every mile traveled, the cost is exactly $3

• For every 3 miles traveled, the cost is exactly $1

Tags

CCSS.HSF.LE.B.5